.product_show {
  background-color: var(--bg);
  padding: 2.9rem 0 6.1rem;
}
.product_show .flex {
  margin-top: 0.8rem;
}
.product_show .flex .lt {
  flex: 1;
  width: 100%;
  max-width: 55rem;
  display: flex;
  flex-direction: column;
}
.product_show .flex .swiper_box {
  width: 54%;
  padding: 0 4.46428571%;
  align-self: center;
  margin-bottom: 0.5rem;
}
.product_show .flex .swiper_box > div {
  position: static;
}
.product_show .swiper_btns {
  align-items: center;
  justify-content: space-between;
}
.product_show .swiper_btns .btn_prev,
.product_show .swiper_btns .btn_next {
  position: absolute;
  top: 45.8%;
  left: 0;
  transform: translateY(-50%);
  z-index: 2;
}
.product_show .swiper_btns .btn_next {
  left: unset;
  right: 0;
}
.product_show .product_show_gallery_swiper {
  overflow: hidden;
  border-radius: 2.4rem;
}
.product_show .product_show_gallery_swiper .img {
  display: block;
  padding-bottom: 83.67670365%;
}
.product_show .product_show_gallery_swiper .img:hover img {
  transform: scale(1.02);
}
.product_show .product_show_thumbs_swiper {
  flex: 1;
  width: 100%;
  max-width: 34.2rem;
  padding: 2px;
  overflow: hidden;
  --radius: 1.4rem;
  border-radius: var(--radius);
  margin: 2.5rem auto 0;
}
.product_show .product_show_thumbs_swiper .swiper-slide {
  cursor: pointer;
  position: relative;
  opacity: 0.5;
  transition: opacity 0.3s;
  max-width: 70px;
}
.product_show .product_show_thumbs_swiper .swiper-slide::after {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  content: '';
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  border-radius: var(--radius);
  border: 2px solid var(--primary);
  transition: all 0.3s;
  opacity: 0;
  pointer-events: none;
}
.product_show .product_show_thumbs_swiper .swiper-slide-thumb-active {
  opacity: 1;
}
.product_show .product_show_thumbs_swiper .swiper-slide-thumb-active::after {
  opacity: 1;
}
.product_show .product_show_thumbs_swiper .img {
  overflow: hidden;
  padding-bottom: 100%;
  border-radius: var(--radius);
  background-color: #fff;
}
.product_show .product_show_thumbs_swiper .img:hover img {
  transform: scale(1.1);
}
.product_show .head {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 4rem 0;
}
.product_show .head h1 {
  text-transform: unset;
  font-size: 5rem;
  font-weight: 600;
  color: var(--primary);
}
.product_show .head strong {
  display: block;
  font-size: 3.4rem;
  font-weight: 500;
  margin-top: 1rem;
}
.product_show p {
  max-width: 51.8rem;
  margin-top: 2.8rem;
}
.product_show .btn {
  margin-top: 4rem;
}
.product_show .spec_lis ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}
.product_show .spec_lis li {
  flex: 1;
  max-width: 23.5rem;
}
.product_show .spec_lis strong {
  font-size: 3.2rem;
  font-weight: 600;
}
.product_show .spec_lis p {
  font-size: 1.8rem;
  opacity: 0.75;
  margin-top: 1rem;
}
.product_related {
  background-color: var(--bg);
  padding: 12.2rem 0 9.6rem;
}
.product_related .head h2::after {
  margin-top: 2.3rem;
}
.product_related .product_related_swiper {
  margin-top: 4.3rem;
}
.product_related .product_related_swiper .swiper-slide {
  max-width: 337px;
}
.product_related .swiper_con {
  margin-top: 1.8rem;
}
.product_related .swiper_con .swiper_btns.middle {
  top: 38%;
  padding: 0;
  margin: 0;
}
.product_related .product_list .img {
  padding-bottom: 90.28400598%;
}
.product_related .product_list .img img {
  width: 90.28400598%;
}
.product_related .product_list .title {
  font-size: 2rem;
}
.product_related .product_list .cat {
  font-size: 1.7rem;
  margin-top: 1rem;
}
.product_related .product_list .info {
  padding: 1.8rem 0;
}
.product_related .product_list .btn_i {
  padding-top: 1.5rem;
  padding-bottom: 1.8rem;
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .product_show .spec_lis strong {
    font-size: 2.6rem;
  }
}
@media screen and (min-width: 769px) and (max-width: 896px) {
  .product_show .head h1 {
    font-size: 4rem;
  }
  .product_show .head strong {
    font-size: 2.8rem;
  }
}
@media screen and (max-width: 768px) {
  .product_show {
    padding: 20px 0 50px;
  }
  .product_show .flex {
    margin-top: 30px;
  }
  .product_show .flex .swiper_box {
    margin: 0;
    padding: 0;
  }
  .product_show .swiper_btns {
    align-items: center;
    margin-top: 20px;
    gap: 12px;
  }
  .product_show .swiper_btns .btn_prev,
  .product_show .swiper_btns .btn_next {
    position: static;
    transform: translate(0);
    flex-shrink: 0;
  }
  .product_show .product_show_thumbs_swiper {
    margin-top: 0;
    --radius: 10px;
  }
  .product_show .product_show_thumbs_swiper .swiper-slide {
    max-width: 64px;
  }
  .product_show .head {
    padding: 0;
  }
  .product_show .head h1 {
    font-size: 25px;
  }
  .product_show .head strong {
    font-size: 18px;
    margin-top: 10px;
  }
  .product_show .spec_lis {
    margin-top: 30px;
  }
  .product_show .spec_lis strong {
    font-size: 20px;
  }
  .product_show .spec_lis p {
    font-size: 14px;
    margin-top: 5px;
  }
  .product_related {
    padding: 50px 0;
    overflow: hidden;
  }
  .product_related .head h2::after {
    margin-top: 12px;
  }
  .product_related .swiper_content {
    overflow: unset;
    padding: 0 20px;
  }
  .product_related .product_related_swiper {
    margin-top: 30px;
  }
  .product_related .product_related_swiper .swiper-slide {
    max-width: 280px;
  }
  .product_related .swiper_con {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-top: 30px;
    padding: 0 20px;
  }
  .product_related .swiper_con .swiper_btns.middle {
    width: auto;
  }
  .product_related .product_list .info {
    padding: 14px 0;
  }
  .product_related .product_list .title {
    font-size: 18px;
  }
  .product_related .product_list .cat {
    font-size: 14px;
    margin-top: 10px;
  }
  .product_related .product_list .btn_i {
    padding: 14px 20px;
  }
}
@media screen and (max-width: 576px) {
  .product_show .flex .swiper_box {
    width: 100%;
    order: -1;
  }
}